868257

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 1391208

約数和(自身を除く): 522951

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 181, 369, 533, 543, 1599, 1629, 2353, 4797, 7059, 7421, 21177, 22263, 66789, 96473, 289419, 868257]

約数ペア:

[(1, 868257), (3, 289419), (9, 96473), (13, 66789), (39, 22263), (41, 21177), (117, 7421), (123, 7059), (181, 4797), (369, 2353), (533, 1629), (543, 1599)]